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प्रश्न
When aqueous solution of borax is acidified with hydrochloric acid, a white crystalline solid is formed which is soapy to touch. Is this solid acidic or basic in nature? Explain.
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उत्तर
When aqueous solution of borax is acidified with hydrochloric acid, boric acid is produced. As the name says, boric acid is acidic in nature but weak acid. Unlike protonic acid, boric acid is monobasic acid,
It accepts electrons from the hydroxyl group of water and forms [B(OH4]–.
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संबंधित प्रश्न
Is boric acid a protic acid? Explain.
Explain the Structure of Boric Acid.
Write a balanced equation for B2H6 + H2O → ?
Boric acid is polymeric due to ______.
Explain the nature of boric acid as a Lewis acid in water.
What are boranes? Give chemical equation for the preparation of diborane.
A compound (A) of boron reacts with NMe3 to give an adduct (B) which on hydrolysis gives a compound (C) and hydrogen gas. Compound (C) is an acid. Identify the compounds A, B and C. Give the reactions involved.
Which is correct statement about diborane structure?
Diborane (B2H6) reacts independently with O2 and H2O to produce, respectively:
Boric acid heated to red hot gives ______.
In diborane ______.
Boron reacts with nitric acid to form ______.
Which one of the following methods is used to prepare borax crystals?
Boric acid (H3BO3) is ______.
Borazine, also known as inorganic benzene, can be prepared by the reaction of 3-equivalents of “X” with 6-equivalents of “Y”. “X” and “Y”, respectively are ______.
The reaction of H3N3B3Cl3(A) with LiBH4 in tetrahydrofuran gives inorganic benzene (B). Further, the reaction of (A) with (C) leads to H3N3B3(Me)3. Compounds (B) and (C) respectively, are ______.
